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Instruction 24-9448 3-7
Initial Setup
3.8 Pollution Units Selection
The PCA 2 is capable of converting the measured
ppm levels of CO, NO, NO
2
, and SO
2
to various
pollution units using CFR40 Part 60 emission
factors. Note that the pollution-unit conversions
for NO, NO
2
and NOx are based on the molecular
weight of NO
2
.
Select to display pollution units in parts per mil-
lion (ppm), pounds of pollutant per million BTU
(#/Mbtu), milligrams of pollutant per cubic meter
of gas (mg/m
3
), or grams of pollutant per gigajoule
(g/GJ) as follows:
1. Display the MAIN MENU by pressing the
MENU (F2) button. If necessary, press ESC
until MENU appears above F2.
2. Use the buttons to highlight SETUP,
and then press ENT to display the SETUP
MENU.
3. Use the buttons to highlight POLLUTION
UNITS, and then press ENT to display the
POLLUTION UNITS MENU.
4. Use the buttons to highlight the desired
pollution units. In the example shown, ppm
has been selected.
5. Press ENT to save the selection and re-display
the SETUP MENU.
MAIN MENU
FUEL
PRESSURE
MEMORY
SETUP
CALIBRATION
DIAGNOSTICS
STATUS
F1 F2 F3
MENU
SETUP MENU
TEMP UNITS
PRESSURE UNITS
POLLUTION UNITS
DATE
TIME
O2 REF
PRINT PRESSURE
(more)
MENU
F1 F2 F3
POLLUTION UNITS MENU
ppm
#/Mbtu
mg/m3
g/GJ
MENU
F1 F2 F3
05/26/06 09:25:30 AM